<template>
    <div class="count">
        <h2>当前求和为: {{ sum }}，放大十倍为：{{ bigSum }}</h2>
        <select v-model.number="n">
            <option value="1">1</option>
            <option value="2">2</option>
            <option value="3">3</option>
        </select>
        <button @click="add">加</button>
        <button @click="minus">减</button>
    </div>
</template>

<script setup lang="ts" name="Count">
    import { ref, reactive, toRefs } from 'vue';
    import { useCountStore } from '@/store/count';
    import { storeToRefs } from 'pinia';

    const countStore = useCountStore()
    // const { sum } = toRefs(countStore)

    // storeToRefs只会关注数据
    const { sum, bigSum } = storeToRefs(countStore)

    //数据
    let n = ref(1)

    //方法
    function add() {
        countStore.increment(n.value)
    }
    function minus() {
        countStore.decrement(n.value)
    }
</script>

<style scoped>
    .count {
        background-color: aqua;
        padding: 10px;
        border-radius: 10px;
        box-shadow: 0 0 10px;
    }

    select,
    button {
        margin: 0 5px;
        height: 25px;
    }
</style>